<div class="fb-comments" data-href="<?php 
	echo current_url();
?>" data-width="<?php 
if (isset($width) ) 
	echo $width;
?>" data-numposts="<?php 
if (isset($num) ) 
echo $num;
else 
echo '10';
?>" data-colorscheme="<?php 
if (isset($color))
	echo $color;
else 
	echo 'light';
 ?>"></div>